Re: [Xen-devel] [RFC][PATCH 3/3] timekeeping: Fix potential lost pv notification of time change

[John Stultz <john.stultz@xxxxxxxxxx>]

On 12/10/2013 12:13 AM, Jan Beulich wrote:
>>>> On 10.12.13 at 06:09, John Stultz <john.stultz@xxxxxxxxxx> wrote:
>>  static cycle_t logarithmic_accumulation(struct timekeeper *tk, cycle_t 
>> offset,
>> -                                            u32 shift)
>> +                                            u32 shift, int *action)
> With plain int used here, ...
>
>> @@ -1369,7 +1369,7 @@ static void update_wall_time(void)
>>      struct timekeeper *tk = &shadow_timekeeper;
>>      cycle_t offset;
>>      int shift = 0, maxshift;
>> -    unsigned int action;
>> +    unsigned int action = 0;
> ... and unsigned int used here, ...
>
>> @@ -1404,7 +1404,7 @@ static void update_wall_time(void)
>>      maxshift = (64 - (ilog2(ntp_tick_length())+1)) - 1;
>>      shift = min(shift, maxshift);
>>      while (offset >= tk->cycle_interval) {
>> -            offset = logarithmic_accumulation(tk, offset, shift);
>> +            offset = logarithmic_accumulation(tk, offset, shift, &action);
> ... does this compile without warning for you?

It does compile without a warning, but I'll fix it none the less!

Thanks for pointing this out!
-john


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